Is a bioterrorist attack possible?
The threat of a biological terrorist attack is now longer merely science fiction. From anthrax to smallpox and Ebola, scientists worry terrorists could turn biological agents into weapons of mass destruction. For now, only governments have the expertise to stage a mass bioterrorist attack, but this could soon change as scientific information becomes more accessible. How big is the risk and how are countries preparing for a potential attack? We take a closer look.